US20180148302A1 - Remote control device - Google Patents

Remote control device Download PDF

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Publication number
US20180148302A1
US20180148302A1 US15/574,733 US201615574733A US2018148302A1 US 20180148302 A1 US20180148302 A1 US 20180148302A1 US 201615574733 A US201615574733 A US 201615574733A US 2018148302 A1 US2018148302 A1 US 2018148302A1
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US
United States
Prior art keywords
lever switch
mode
remote control
control apparatus
outrigger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US15/574,733
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English (en)
Inventor
Hiroyuki Hayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tadano Ltd
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Tadano Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tadano Ltd filed Critical Tadano Ltd
Assigned to TADANO LTD. reassignment TADANO LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HAYASHI, HIROYUKI
Publication of US20180148302A1 publication Critical patent/US20180148302A1/en
Abandoned legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
    • B66C13/44—Electrical transmitters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
    • B66C13/54—Operator's stands or cabins
    • B66C13/56—Arrangements of handles or pedals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/42—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
    • B66C2700/088—Remote control of electric cranes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/0214—Hand-held casings

Definitions

  • the present invention relates to a remote control apparatus for actuators of a mobile crane.
  • PTL 1 discloses a transmitter for remotely controlling a crane having an initial mode and an operation mode, for example.
  • the initial mode includes a setting mode for a user, a setting mode for service, and a setting mode for a manufacturer.
  • an object of the present invention is to provide a small-sized remote control apparatus that is operable by one hand and in which work preparation specific to a large crane can be performed easily.
  • a remote control apparatus of the present invention is a remote control apparatus for actuators of a mobile crane.
  • the apparatus includes an apparatus body having a grip to be gripped by a hand and an operation surface for operating the actuators, a plurality of selection sections for selecting an actuator, the selection sections each being disposed on the operation surface, the selection sections each setting a motion direction of the selected actuator to be a forward direction or a backward direction according to a movement of the selection section from a neutral position to a first direction or a second direction, and a trigger section disposed near the grip, the trigger section allowing the actuator selected by the selection section to operate in the forward direction or the backward direction according to the operation amount.
  • the selection sections two selection sections that are most frequently used in a work preparation step of the mobile crane are disposed adjacently near center of the operation surface.
  • a remote control apparatus of the present invention includes an apparatus body, a plurality of selection sections each disposed on an operation surface, the selection sections each setting a motion direction of a selected actuator to be a forward direction or a backward direction according to a movement of the selection section from a neutral position to a first direction or a second direction, and a trigger section that allows the actuator selected by the selection section to operate in the forward direction or the backward direction according to the operation amount.
  • the selection sections two selection sections that are most frequently used in the work preparation step of the mobile crane are disposed adjacently near the center of the operation surface. As the present invention has such a configuration, it is possible to provide a remote control apparatus that is operable by one hand and in which work preparation specific to a large crane is easily performed.
  • FIG. 1 is a side view of a mobile crane
  • FIG. 2 is a block diagram of a control system of Embodiment 1;
  • FIG. 3 is a front view of a remote control apparatus
  • FIG. 4 is a side view of the remote control apparatus
  • FIG. 5 is an enlarged front view illustrating an enlarged operation surface of the remote control apparatus
  • FIG. 6 illustrates an initial screen of a mode select
  • FIG. 7 illustrates a screen of a crane mode
  • FIG. 8A illustrates a jack-up confirmation screen in a jib mounting/dismounting step mode
  • FIG. 8B illustrates a jib mounting/dismounting screen in the jib mounting/dismounting step mode
  • FIG. 9 illustrates a screen of an outrigger extending/housing step mode
  • FIGS. 10A and 10B illustrate screens in which a selection section selected in the outrigger extending/housing step mode is highlighted, in which FIG. 10A illustrates a step of extending a right-side outrigger, and FIG. 10B illustrates a step of extending a front-side outrigger.
  • rough terrain crane 1 as a mobile crane having remote control apparatus 40 for actuators, of the present embodiment will be described with use of FIG. 1 . While description is given with use of rough terrain crane 1 as an example in the present embodiment, the present invention is not limited to this. The present invention is widely applicable to mobile cranes such as an all-terrain crane.
  • rough terrain crane 1 of the present embodiment includes vehicle body 10 , outrigger 11 , slewing base 12 , and boom 14 .
  • Vehicle body 10 serves as the main body part of a vehicle having a traveling function.
  • Outrigger 11 is provided to each of the four corners of vehicle body 10 .
  • Slewing base 12 is mounted on vehicle body 10 in a horizontally slewable manner.
  • Boom 14 is mounted on bracket 13 erected on slewing base 12 .
  • Outrigger 11 is able to be slide-extending or slide-housing outward in the width direction from vehicle body 10 by extending or contracting slide cylinder 52 .
  • the outrigger is also able to be jack-extending or jack-housing in the vertical direction from vehicle body 10 by extending or contracting jack cylinder 51 .
  • Slewing base 12 has a pinion gear to which the power of the slewing motor is transmitted. Slewing base 12 turns about the pivot shaft when the pinion gear engages with a circular gear provided to vehicle body 10 .
  • Slewing base 12 includes operator's cab 18 , bracket 13 , and counter weight 19 .
  • Operator's cab 18 is disposed on the front right side of slewing base 12 .
  • Bracket 13 is disposed on the back center of slewing base 12 .
  • Counter weight 19 is disposed on the back lower part of slewing base 12 .
  • Boom 14 is composed of base end boom 141 , intermediate boom 142 , and top boom 143 in a telescopic manner. Boom 14 is extended or contracted by a telescopic cylinder disposed inside. The boom head at the tip of top boom 143 is provided with a sheave. The sheave is wound with wire rope 16 . From wire rope 16 , hook block 17 is suspended.
  • Outermost base end boom 141 is configured such that the base portion thereof is attached turnably to the support shaft horizontally disposed on bracket 13 .
  • Base end boom 141 derricks vertically with the support shaft being the center of rotation. Further, derricking cylinder 15 is stretched between bracket 13 and a lower face of base end boom 141 .
  • Boom 14 entirely derricks when derricking cylinder 15 is extended or contracted.
  • jib 30 and tension rods 20 , 20 are housed in a laterally held state on a side face of base end boom 141 .
  • Jib 30 and tension rods 20 , 20 are attached/housed with use of a plurality of pins (not illustrated) and side up cylinder 31 .
  • the control system of the present embodiment includes, as actuators, four jack cylinders 51 , four slide cylinders 52 , slewing motor 53 , derricking cylinder 54 , telescopic cylinder 55 , main winch motor 56 , and sub winch motor 57 . These actuators are controlled by control valve 64 described below.
  • the control system of the present embodiment includes, as a hydraulic circuit, PTO 62 , hydraulic pump 63 , and control valve 64 .
  • PTO 62 takes out power from transmission 61 of engine 60 .
  • Hydraulic pump 63 is rotationally driven by PTO 62 and pressurizes hydraulic oil from oil tank 65 .
  • Control valve 64 controls the flow of hydraulic oil discharged from hydraulic pump 63 .
  • Control valve 64 is composed of a group of valves corresponding to respective actuators. Each valve is controlled by controller 70 .
  • Controller 70 is a computer having a bus, an arithmetic unit, a memory unit, and the like. Controller 70 receives operation signals from slewing lever 71 , derricking lever 72 , telescoping lever 73 , main winch lever 74 , and the like. Controller 70 also receives operation signals from remote control apparatus 40 via communication section 70 a . Based on a received operation signal, controller 70 computes a moving direction and a moving amount of each valve, transmits a signal to control valve 64 , to thereby control the actuator.
  • remote control apparatus 40 includes operation surface 42 for operating the actuators, and grip 41 , extending downward from operation surface 42 , to be gripped by a hand.
  • Remote control apparatus 40 also has communication section 40 a . With operation performed on lever switches S 1 to S 4 and setting buttons F 1 to F 3 described below, communication section 40 a gives an instruction to controller 70 via communication section 70 a of controller 70 and acquires information from controller 70 .
  • Remote control apparatus 40 has, on the rear face side of grip 41 , trigger 45 to be operated with a forefinger in a state where grip 41 is being held. As described below, trigger 45 drives an actuator, selected by the selection section, at a velocity corresponding to the operation amount in the selected direction (forward direction or backward direction).
  • Trigger 45 is able to operate a plurality of actuators. However, as only one trigger 45 is provided, it is impossible to apply different operation amount to each actuator.
  • Operation surface 42 includes display section 43 , power switch 44 , mode button 46 , setting buttons F 1 , F 2 , and F 3 , slewing lever switch S 1 , derricking lever switch S 2 , sub winch lever switch S 3 , and main winch lever switch S 4 .
  • Display section 43 is disposed in an upper portion of operation surface 42 .
  • Power switch 44 is disposed on the right side of display section 43 .
  • Mode button 46 is disposed on the bottom left side of the display section. Setting buttons F 1 , F 2 , and F 3 are disposed to be aligned on the right side of mode button 46 .
  • Slewing lever switch S 1 is disposed below operation surface 42 corresponding to mode button 46 and setting buttons F 1 , F 2 , and F 3 .
  • Mode button 46 and setting buttons F 1 to F 3 constitute a mode switching section.
  • Display section 43 is a liquid crystal display, and is switched to a setting screen when mode button 46 is long-pressed. Subsequent to mode button 46 , when setting buttons F 1 , F 2 , and F 3 each are pressed, the mode is switched to a crane mode (planking suspending step mode), an outrigger extending/housing step mode, and a jib mounting/dismounting step mode.
  • mode button 46 when setting buttons F 1 , F 2 , and F 3 each are pressed, the mode is switched to a crane mode (planking suspending step mode), an outrigger extending/housing step mode, and a jib mounting/dismounting step mode.
  • lever switches S 1 to S 4 as selection sections each set the motion direction of each actuator to a forward direction or a backward direction when each switch is moved (tilted) from the neutral position to a first direction or a second direction.
  • Each lever switch S 1 (S 2 , S 3 , S 4 ) is energized by a spring so as to return to the neutral position from the moved (tilted) position.
  • slewing lever switch S 1 in the crane mode, when slewing lever switch S 1 is tilted upward, a left turn is selected, while when it is tilted downward, a right turn is selected.
  • jib mounting/dismounting step mode when slewing lever switch S 1 is tilted upward, a boom 14 extending motion is selected, while when it is tilted downward, a boom 14 contracting motion is selected.
  • slewing lever switch S 1 corresponds to the operation of outrigger 11 on the back left side.
  • derricking lever switch S 2 in the crane mode, when derricking lever switch S 2 is tilted upward, a boom 14 derricking motion is selected, while when it is tilted downward, a boom 14 falling motion is selected.
  • jib mounting/dismounting step mode when derricking lever switch S 2 is tilted upward, a derricking motion of boom 14 or jib 30 is selected, while when it is tilted downward, a falling motion of boom 14 or jib 30 is selected.
  • the operation targets namely boom 14 and jib 30
  • derricking lever switch S 2 corresponds to the operation of outrigger 11 on the front left side.
  • sub winch lever switch S 3 in both the crane mode and the jib mounting/dismounting step mode, when sub winch lever switch S 3 is tilted upward, lowering of the sub winch is selected, while when it is tilted downward, hoisting of the sub winch is selected. Further, in the outrigger extending/housing mode, sub winch lever switch S 3 corresponds to the operation of outrigger 11 on the front right side.
  • main winch lever switch S 4 in the crane mode, when main winch lever switch S 4 is tilted upward, lowering of the main winch is selected, while when it is tilted downward, hoisting of the main winch is selected.
  • main winch lever switch S 4 in the jib mounting/dismounting step mode, when main winch lever switch S 4 is tilted upward, hoisting of the main winch or up-mode of side up cylinder 31 is selected, while when it is tilted downward, lowering of the main winch or down-mode of side up cylinder 31 is selected.
  • the operating targets namely the main winch and side up cylinder 31 , are switched from each other.
  • main winch lever switch S 4 corresponds to the operation of outrigger 11 on the back right side.
  • the mode is a crane mode with an icon on the left side in the display section 43 .
  • slewing brake ON alert a hook-in capable icon, and overwinding release icon are displayed.
  • the crane mode when setting button F 2 is pressed, overwinding is released.
  • single operator operates remote control apparatus 40 . Specifically, an operator drives slewing motor 53 , derricking cylinder 54 , sub winch motor 57 , and main winch motor 56 by using slewing lever switch S 1 , derricking lever switch S 2 , sub winch lever switch S 3 , and main winch lever switch S 4 .
  • the operator operates boom 14 and the winch to thereby set the planking at a predetermined position corresponding to each outrigger 11 .
  • the planking suspending step there is often no assistant worker such as a worker for slinging, different from a hosting work. In that case, the operator goes out of operator's cab 18 and manually slings planking.
  • the operator in order to set planking at a predetermined position, after the operator returns to operator's cab 18 , the operator must go out and manually perform a slinging the planking, conventionally. Therefore, the operation efficiency is poor.
  • remote control apparatus 40 an operator is able to operate boom 14 and winches while being located near the planking. Therefore, it is not necessary to go up and down operator's cab 18 only for operation.
  • a jack-up confirmation screen is displayed as illustrated in FIG. 8A .
  • setting button F 2 is pressed to proceed to a jib mounting/dismounting screen.
  • setting button F 3 is pressed to return to the mode select screen. Then, in the jib mounting/dismounting step, as illustrated in FIG.
  • telescopic cylinder 55 is driven with use of slewing lever switch S 1 , derricking lever switch S 2 , sub winch lever switch S 3 , and main winch lever switch S 4 .
  • slewing lever switch S 1 is driven with use of slewing lever switch S 1 , derricking lever switch S 2 , sub winch lever switch S 3 , and main winch lever switch S 4 .
  • an operator operates boom 14 and jib 30 to thereby mount jib 30 on the tip of boom 14 or remove it.
  • pressing setting button F 1 it is possible to switch the motion of the actuator corresponding to derricking lever switch S 2 to boom derricking or jib tilting.
  • jib mounting/dismounting procedures will be described in brief to facilitate understanding.
  • jib 30 is moved from the housed state to the lower surface of boom 14 .
  • tension rod 20 is connected to the link at the tip of boom 14 , and a jib set pin is inserted.
  • an auxiliary rope is attached to prepare for shaking out jib 30 from boom 14 .
  • jib 30 is shaken out from boom 14 , and the jib tilt cylinder is extended to wing up jib 30 to an operation state.
  • the jib tilt cylinder is entirely contracted to allow jib 30 to be in a suspended state.
  • jib 30 is drawn to the lower surface of boom 14 and fixed to boom 14 .
  • the jib set pin is drawn to detach tension rod 20 from the link at the tip of boom 14 .
  • jib 30 is drawn from the lower face to a side face of boom 14 .
  • a manual work, derricking of boom 14 , and hoisting/lowering of sub winch are performed.
  • trigger 45 is pulled by a forefinger while derricking lever switch S 2 is tilted downward by a thumb to thereby raise boom 14 .
  • one end of an auxiliary rope is manually inserted into the tip of jib 30 and is engaged at a position near the base end of boom 14 .
  • the other end of the auxiliary rope is manually attached to an auxiliary hook.
  • the sub winch is hoisted by pulling trigger 45 by a forefinger while tilting sub winch lever S 3 downward by a thumb to a degree of not stretching the auxiliary rope too much.
  • the safety rope is manually removed from the tip of jib 30 .
  • boom 14 is further raised.
  • the sub winch is lowered to allow jib 30 to be vertical to the ground.
  • boom 14 is tilted and the auxiliary rope is manually removed.
  • trigger 45 is pulled by the forefinger, while both the derricking lever switch S 2 and the sub winch lever switch S 3 are tilted by the thumb. The work further continues thereafter.
  • the mode is outrigger extending/housing step mode, with an icon at the left in the display section 43 .
  • a selected step among the four steps described below is displayed.
  • setting button F 1 when setting button F 1 is pressed, a slide extending/housing screen and a jack extending/housing screen are switched from each other.
  • slide extending/housing screen when setting button F 2 is pressed, slide extending and slide housing are switched from each other.
  • the jack extending/housing screen when setting button F 2 is pressed, jack extending and jack housing are switched from each other.
  • remote control apparatus 40 of the actuator of the present embodiment will be listed and described.
  • remote control apparatus 40 for the actuators of the mobile crane of the present embodiment includes an apparatus body having grip 41 to be gripped by a hand and operation surface 42 for operating the actuators; lever switches S 1 to S 4 as selection sections for selecting the actuators, the switches each being disposed on operation surface 42 and setting the motion direction of the selected actuator to be a forward direction or a backward direction according to a movement of the switch from a neutral position to a first direction or a second direction; and trigger 45 disposed near grip 41 and allowing the actuator selected by each of lever switches S 1 to S 4 to operate in a forward direction or a backward direction at a velocity corresponding to the operation amount.
  • remote control apparatus 40 configured as described above, of the present embodiment, two lever switches S 2 and S 3 that are most frequently used actuators in the work preparation step of the mobile crane, among lever switches S 1 to S 4 , are arranged adjacently near the center of operation surface 42 . Accordingly, in remote control apparatus 40 of the present embodiment, it is easy to operate lever switches S 2 and S 3 that are frequently used in the work preparation step by a thumb in a state where remote control apparatus 40 is held by one hand.
  • remote control apparatus 40 In the work preparation step, an operator must go out of operator's cab 18 and perform preparation manually. Conventionally immediately after returning to operator's cab 18 for operating an actuator, the operator must go out again and perform preparation manually. Therefore, work efficiency is poor. Meanwhile, in the case of remote control apparatus 40 of the present embodiment, the operator is able to operate an actuator outside operator's cab 18 . As such, the operator does not need to go up and down operator's cab 18 only for operation. Further, two lever switches S 2 and S 2 corresponding to frequently used actuators are arranged near the center. As such, it is possible to operate remote control apparatus 40 for operating the actuator by a thumb of one hand, and perform a work by the other hand. Further, by simultaneously operating two lever switches S 2 and S 3 , it is possible to operate two actuators simultaneously.
  • remote control apparatus 40 of the present embodiment has four lever switches S 1 to S 4 .
  • lever switches S 1 to S 4 are slewing lever switch S 1 , derricking lever switch S 2 , sub winch (auxiliary) lever switch S 3 , and main winch (main) lever switch S 4 provided in the order presented from the left of the operation surface 42 .
  • This layout is almost the same as the lever layout in operator's cab 18 (in the order of slewing, derricking, telescope, sub winch, and main winch). Accordingly, an operator can memorize the layout easily, whereby misoperation can be prevented.
  • the remote control apparatus 40 further includes a mode switching section that switches actuators assigned to the selection sections.
  • the mode switching section is composed of setting buttons F 1 to F 3 corresponding to the respective modes, and a mode button 46 enabling mode switching by setting buttons F 1 to F 3 .
  • setting buttons F 1 to F 3 are composed of setting button F 1 corresponding to a planking suspending step mode of the mobile crane, setting button F 3 corresponding to a jib mounting/dismounting step mode, and setting button F 2 corresponding to an outrigger extending/housing step mode.
  • one lever switch can be used for two actuators through switching in each preparation step.
  • derricking switch S 2 is switched to boom derricking or jib tilt.
  • extending/housing of side up cylinder 31 is switched to the main winch that is less frequently used in the jib mounting/dismounting step mode.
  • setting buttons F 1 and F 3 are disposed coaxially on the lever switches S 2 and S 4 to be switched. Such an arrangement contributes to prevention of misoperation by unifying the recognition of the operator.
  • remote control apparatus 40 includes four lever switches S 1 to S 4 .
  • four lever switches S 1 to S 4 are assigned back left outrigger lever switch S 1 , front left outrigger lever switch S 2 , front right outrigger lever switch S 3 , and back right outrigger lever switch S 4 in the order presented from the left of the operation surface 42 . Accordingly, it is possible to simultaneously operate only two outriggers 11 on the front side, only two outriggers 11 on the right side, or only two outriggers 11 on the left side.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Jib Cranes (AREA)
  • Control And Safety Of Cranes (AREA)
US15/574,733 2015-10-01 2016-09-27 Remote control device Abandoned US20180148302A1 (en)

Applications Claiming Priority (3)

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JP2015-196269 2015-10-01
JP2015196269A JP6672681B2 (ja) 2015-10-01 2015-10-01 遠隔操作装置
PCT/JP2016/078335 WO2017057305A1 (ja) 2015-10-01 2016-09-27 遠隔操作装置

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US (1) US20180148302A1 (de)
EP (1) EP3357855B1 (de)
JP (1) JP6672681B2 (de)
CN (1) CN108025895B (de)
WO (1) WO2017057305A1 (de)

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USD953682S1 (en) * 2018-02-28 2022-05-31 Tadano Ltd. Operation device for crane
WO2024043852A1 (en) * 2023-04-24 2024-02-29 Elfatek Elektroni̇k Maki̇na Ve Otomasyonu Sanayi̇ Ti̇caret Li̇mi̇ted Şi̇rketi̇ An authorizable industrial control handle with operator feedback feature
USD1023981S1 (en) * 2022-03-15 2024-04-23 Stellar Industries, Inc. Crane remote control device
USD1026045S1 (en) * 2022-05-06 2024-05-07 Stellar Industries Crane remote control device
USD1026393S1 (en) * 2022-04-19 2024-05-07 Stellar Industries, Inc. Crane remote control device
US11981546B2 (en) 2018-03-09 2024-05-14 Tadano Ltd. Work vehicle having an operation terminal that provides a sense of direction for an operator

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US11377328B2 (en) * 2018-03-09 2022-07-05 Tadano Ltd. Remote operation terminal and work vehicle comprising remote operation terminal
JP7047538B2 (ja) * 2018-03-29 2022-04-05 株式会社タダノ 遠隔操作端末および遠隔操作端末を備える作業車両
JP7059703B2 (ja) * 2018-03-09 2022-04-26 株式会社タダノ 遠隔操作端末および遠隔操作端末を備える作業車両
EP3778463A4 (de) 2018-03-28 2022-01-05 Tadano Ltd. Nutzfahrzeug
JP2021187648A (ja) * 2020-06-02 2021-12-13 コベルコ建機株式会社 クレーンの制御装置
CN111689398A (zh) * 2020-06-15 2020-09-22 浙江三一装备有限公司 交互方法、装置及智能终端
CN112919328A (zh) * 2021-01-22 2021-06-08 浙江三一装备有限公司 起重机的操控部件控制方法及装置

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CN108025895A (zh) 2018-05-11
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